<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
    <script>
        if(self != top){
            top.location = self.location;
        }
    </script>
</head>
<body>
<p>${msg}</p>
<form action="login.jhtml" method="post">
    <table>
        <tr><td>用户名：</td><td><input type="text" name="username"required></td></tr>
        <tr><td>密码：</td><td><input type="password" name="password" required></td></tr>
        <tr><td colspan="1"><input type="submit" value="登录"></td></tr>
    </table>
</form>
</body>
</html>
